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发明名称
Schaltungsanordnung fuer Personensucheinrichtungen mit mehreren gleichzeitigen Suchvorgaengen in Fernsprechanlagen,insbesondere Fernsprechnebenstellenanlagen
摘要
申请公布号
DE1762376(A1)
申请公布日期
1970.03.19
申请号
DE19681762376
申请日期
1968.06.06
申请人
SIEMENS AG
发明人
NOWOTNY,KLAUS
分类号
H04M11/02
主分类号
H04M11/02
代理机构
代理人
主权项
地址
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